Analysts' Actions: Biogen Idec, Home Away, Palo Alto, Twitter

NEW YORK (TheStreet) -- RATINGS CHANGES

Boingo Wireless (WIFI) was upgraded to hold at TheStreet Ratings.

HomeAway (AWAY) was downgraded at J.P. Morgan to neutral from overweight. Twelve-month price target is $38. Company will likely increase its marketing spend, J.P. Morgan said

Biogen Idec (BIIB) was upgraded at J.P. Morgan to overweight from neutral. Twelve-month price target is $375. Company has multiple, midstage pipeline opportunities, J.P. Morgan said.

Celgene (CELG) was downgraded at J.P. Morgan to neutral from overweight. Valuation call, based on a 12-month price target of $170, J.P. Morgan said.

Dollar General (DG) was downgraded at Sterne Agee to neutral from buy. Twelve-month price target is $58. Company has limited earnings upside potential, Sterne Agee said.

DR Horton (DHI) was upgraded at RBC Capital to outperform from sector perform. Twelve-month price target is $27. Company is managed well and has operating leverage, RBC Capital said.

DSW (DSW) was downgraded at Citigroup to neutral. Company lacks visibility and is facing increased promotions, Citi said. Twelve-month price target is $26.

Hershey (HSY) was downgraded at Argus to hold from buy. Revenue growth has slowed significantly, Argus said.

Dollar Tree (DLTR) was upgraded at Sterne Agee to buy. Twelve-month price target is $61. Company has good near-term earnings visibility, Sterne Agee said.

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